Description
The Speedhut 4″ Quad Water Temp/Volts/Oil PSI/ Fuel Level (R4-QG2-REV) is an all-in-one monitoring solution designed to provide drivers with immediate and accurate readings of their vehicle’s most critical systems. This single, 4-inch gauge consolidates four essential functions: Water Temperature, Voltage, Oil Pressure, and Fuel Level, offering a clean and efficient upgrade to any dashboard. By integrating these vital indicators, the Speedhut Quad Gauge allows for proactive vehicle maintenance and enhanced driver awareness.
KEY FEATURES AND BENEFITS:
- Water Temperature Range: 120 to 260 °F for monitoring the engine’s cooling system and preventing overheating.
- Voltage Range: 6 to 18 volts for verifying the proper function of the vehicle’s electrical system.
- Oil Pressure Gauge: Monitors from 0 to 100 PSI to assess engine lubrication status.
- Fuel Level Compatibility: Works with most fuel sensors operating at 300 ohms or less for accurate fuel readings.
- Gauge Size: Compact 4-inch form fits into a standard 3.93-inch (100mm) hole.
- Warning Light: Built-in alert system for critical condition notifications.
- Installation: Easy setup with included mounting ring and complete wiring harnesses.
SPECIFICATIONS:
- Gauge Type: Quad Gauge (Water Temperature, Volts, Oil PSI, Fuel Level)
- Water Temperature Range: 120-260 °F
- Voltage Range: 6-18 Volts
- Oil Pressure Range: 0-100 PSI
- Fuel Level Compatibility: 300 ohms or less (Fuel Level Sensor Not Included)
- Gauge Size: 4 inch
- Mounting Hole Size: 3.93 inch (100mm)
- Units: Standard
- Warning Light: Yes
- Gauge Mounting Ring: Included
- Included Components:
- Temperature Gauge Wiring Harness (2-Wire Cable)
- Speedhut Temperature Sensor
- 3 ft Power & Lighting Harness
- Pressure Sensor (100 psi)
- Wiring Harness (2-Wire Cable)
- Pressure Gauge Wiring Harness (3-Wire Cable)
HOW TO USE:
- Mount the Gauge: Locate a suitable 3.93-inch (100mm) diameter hole in your dashboard. Insert the Speedhut Quad Gauge and secure it using the included mounting ring.
- Connect the Power and Lighting Harness: Attach the 3 ft harness to the back terminals. Connect the power wire to a 12V source, the ground wire to a ground point, and the lighting wire to the vehicle’s lighting circuit if needed.
- Install the Temperature Sensor: Mount the included sensor on your engine and connect it using the 2-wire harness to the gauge.
- Install the Pressure Sensor: Mount the 100 psi pressure sensor in the designated port on your engine and connect it to the gauge with the 3-wire harness.
- Connect the Fuel Level Sensor: Use the 2-wire harness to connect your existing compatible fuel level sensor (up to 300 ohms) to the gauge. Note: Sensor not included.
- Verify Connections: Double-check all wiring against the provided diagram to ensure accuracy.
- Test the Gauge: Start the engine and verify that all parameters display correctly and the warning light activates under abnormal conditions.
BENEFITS OF USING THE SPEEDHUT 4″ QUAD WATER TEMP/VOLTS/OIL PSI/ FUEL LEVEL (R4-QG2-REV):
- Space-Saving Design: Combines four essential gauges into one compact unit, reducing dashboard clutter.
- Real-Time Monitoring: Provides immediate data on water temp, voltage, oil pressure, and fuel level.
- Enhanced Vehicle Longevity: Early detection of potential issues supports proactive maintenance.
- Installation-Ready: Includes all required sensors and wiring harnesses for hassle-free setup.
- Safety Features: Built-in warning light alerts you to critical system problems instantly.
FEATURES:
- Four-in-One Display: Simultaneously presents Water Temperature, Voltage, Oil Pressure, and Fuel Level readings.
- Single Compact Unit: Space-saving design integrates multiple functions into a 4-inch gauge.
- Direct Sensor Integration: Comes with dedicated sensors for accurate temperature and pressure readings.
- Broad Compatibility: Fuel level display works with most sensors up to 300 ohms.
- Visual Alerts: Integrated warning light signals critical system anomalies.
- Effortless Mounting: Includes a mounting ring for secure and straightforward installation in a standard 100mm opening.
- Complete Wiring Included: Comes with all necessary wiring harnesses for power, lighting, and sensor connections.
- Clear Standard Units: Displays readings in familiar Fahrenheit and PSI units.






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